Base | Representation |
---|---|
bin | 10100100001010010… |
… | …011101000000101111 |
3 | 2002212112120201201010 |
4 | 110201102131000233 |
5 | 330111012301111 |
6 | 14042202320303 |
7 | 1410002101320 |
oct | 244122350057 |
9 | 62775521633 |
10 | 22033322031 |
11 | 9387265a56 |
12 | 432aab9093 |
13 | 2101a1b076 |
14 | 10d0376447 |
15 | 88e511aa6 |
hex | 52149d02f |
22033322031 has 8 divisors (see below), whose sum is σ = 33574585984. Its totient is φ = 12590469720.
The previous prime is 22033322023. The next prime is 22033322033. The reversal of 22033322031 is 13022333022.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 22033322031 - 23 = 22033322023 is a prime.
It is a super-2 number, since 2×220333220312 (a number of 21 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 1049205811 = 22033322031 / (2 + 2 + 0 + 3 + 3 + 3 + 2 + 2 + 0 + 3 + 1).
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 22033321989 and 22033322007.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22033322033) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 524602885 + ... + 524602926.
It is an arithmetic number, because the mean of its divisors is an integer number (4196823248).
Almost surely, 222033322031 is an apocalyptic number.
22033322031 is a gapful number since it is divisible by the number (21) formed by its first and last digit.
22033322031 is a deficient number, since it is larger than the sum of its proper divisors (11541263953).
22033322031 is a wasteful number, since it uses less digits than its factorization.
22033322031 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1049205821.
The product of its (nonzero) digits is 1296, while the sum is 21.
Adding to 22033322031 its reverse (13022333022), we get a palindrome (35055655053).
The spelling of 22033322031 in words is "twenty-two billion, thirty-three million, three hundred twenty-two thousand, thirty-one".
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